Lens



FIG. 1 is a perspective view of a lens showing our new design.

FIG. 2 is another perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a left side view thereof.

FIG. 6 is a right side view thereof.

FIG. 7 is a top view thereof.

FIG. 8 is a bottom view thereof.

FIG. 9 is a cross-sectional view taken along line 9—9 in FIG. 3; and,

FIG. 10 is a cross-sectional view taken along line 10—10 in FIG. 3.

The ornamental design for a lens, as shown and described.